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Oregon's air quality was fairly poor across the state due to wildfire smoke and east winds. The smoke was expected to push out as winds turn from coming from the east to coming from the Pacific ...
PM 2.5 AQI of US monitors, calculated utilizing NowCast, courtesy US EPA PM2.5 AQI map, calculated utilizing NowCast, courtesy US EPA. The PM (particulate matter) NowCast is a weighted average of hourly air monitoring data used by the United States Environmental Protection Agency (USEPA) for real-time reporting of the Air Quality Index (AQI) for PM (PM 10 - particles less than 10 micrometers ...
An air quality advisory has been issued for Thursday in the Salem and Portland-Vancouver metro areas due to elevated levels of ozone pollution or smog, according to The Oregon Department of ...
The most commonly used air quality index in the UK is the Daily Air Quality Index recommended by the Committee on the Medical Effects of Air Pollutants (COMEAP). [39] This index has ten points, which are further grouped into four bands: low, moderate, high and very high. Each of the bands comes with advice for at-risk groups and the general ...
Tumalo (/ ˈ t ʌ m ə l oʊ / TUM-ə-loh) is an unincorporated community and census-designated place (CDP) in Deschutes County, Oregon, United States. As of the 2010 census it had a population of 488. [3] In the Klamath language, tumolo means "wild plum," a plentiful shrub in south central Oregon. Tumola means "ground fog," which may have ...
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The state and tribal recommendations must be based on available air quality data from the given area. [6] The EPA reviews the recommendations from state and tribal governments and the local air quality data, and awards one of three classifications to a region within 2 years of the addition or revision to the NAAQS . [6] [7] Classifications include:
US counties that are designated "nonattainment" for the Clean Air Act's NAAQS, as of September 30, 2017. The U.S. National Ambient Air Quality Standards (NAAQS, pronounced / ˈ n æ k s / naks) are limits on atmospheric concentration of six pollutants that cause smog, acid rain, and other health hazards. [1]